This surface defect measurement tool is crafted for precision and reliability. It is ideal for inspecting concrete cracks, surface scratches, and other imperfections. The transparent design allows for clear and accurate measurements, making it a valuable asset for engineers, , and quality assurance professionals. Features -Color:Multi -Material:Plastic -Size:9.50X6.00X0.01cm/3.73X2.36X0.00in -Exact spot measurement: the spot measurement ruler delivers precise measurements, essential for detailed spot inspections -Versatile inspection tool: suitable for measuring cracks, scratches, and surface defects, providing a comprehensive inspection solution -Practical and transparent: made from wear-resistant , transparent material, it ensures use and clear visibility -Portable and user-friendly: its compact design makes it easy to carry and operate, suitable for various inspection scenarios -Clear and precise markings: equipped with clear scale lines, it allows for accurate and easy reading of measurements Package list: 1 x plastic crack gauge ruler